hazardous waste
ignitable, reactive, corrosive and/or toxic unwanted or unusable materials
biomedical waste
solids, liquids, sharps, and laboratory waste that are potentially infectious; any kind of waste containing infectious (or potentially infectious) materials
Household hazardous waste
waste which qualifies as hazardous when discarded, like household chemicals etc.
toxic waste
waste material that is toxic
radioactive waste
waste containing radioactive material and emitting ionizing radiation